213019320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{29101}}^1$

素因数の和:29176

約数の個数: 64

約数和(自身を含む): 649556640

約数和(自身を除く): 436537320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 29101, 58202, 87303, 116404, 145505, 174606, 232808, 291010, 349212, 436515, 582020, 698424, 873030, 1164040, 1746060, 1775161, 3492120, 3550322, 5325483, 7100644, 8875805, 10650966, 14201288, 17751610, 21301932, 26627415, 35503220, 42603864, 53254830, 71006440, 106509660, 213019320]

約数ペア:

[(1, 213019320), (2, 106509660), (3, 71006440), (4, 53254830), (5, 42603864), (6, 35503220), (8, 26627415), (10, 21301932), (12, 17751610), (15, 14201288), (20, 10650966), (24, 8875805), (30, 7100644), (40, 5325483), (60, 3550322), (61, 3492120), (120, 1775161), (122, 1746060), (183, 1164040), (244, 873030), (305, 698424), (366, 582020), (488, 436515), (610, 349212), (732, 291010), (915, 232808), (1220, 174606), (1464, 145505), (1830, 116404), (2440, 87303), (3660, 58202), (7320, 29101)]